| Kode Mata Kuliah | AS4202 / 3 SKS |
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| Penyelenggara | 103 - Astronomi / FMIPA |
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| Kategori | Kuliah |
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| Bahasa Indonesia | English |
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| Nama Mata Kuliah | Dinamika Sistem Bintang | Stellar System Dynamics |
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| Bahan Kajian | - Konsep dinamika sistem bintang, Papasan Bintang, waktu Dinamik, waktu Relaksasi.
- Teorema Newton, teori potensial, potensial bola, potensial piringan, potensial Galaksi, Orbit Bintang;
- Kesetimbangan system tanpa tumbukan: Persamaan Boltzmann, Persamaan Jeans, Teorema Virial; Kestabilan sistem tanpa tumbukan: ketidaksetimbangan Jeans;
- Dinamika piringan dan struktur spiral; Tumbukan antar sistem Bintang: friksi dinamik, papasan, merger;
| - Concept of star system dynamics, Star Passage, Dynamic time, Relaxation time.
- Newton's theorem, potential theory, spherical potential, disk potential, Galactic potential, Stellar Orbits;
- Equilibrium of a collisionless system: Boltzmann equation, Jeans equation, Virial theorem; Stability of a collisionless system: Jeans's disequilibrium;
- Dynamics of disks and spiral structures; Collisions between stellar systems: dynamic friction, collisions, mergers;
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| Capaian Pembelajaran Mata Kuliah (CPMK) | - Memahami pengetahuan dasar tentang pertemuan bintang, teorema virial, dan rentang waktu dinamik
- Memahami teorema newton, teori potensial dan orbit bintang
- Menurunkan hubungan antara kerapatan potensial dan kerapatan volume
- Pemrograman komputer untuk mensimulasikan orbit bintang di Galaksi
- Menurunkan persamaan Boltzmann tanpa tumbukan, persamaan jeans dan aplikasinya dalam gugus bintang dan galaksi
- Memahami simulasi n-body sederhana dan aplikasinya pada gugus bintang
- Pemrograman komputer untuk melakukan simulasi benda-n sederhana
| - Understand the basic knowledge of stellar encounters, virial theorems, and dynamical timescales.
- Understanding Newton's theorem, potential theory and stellar orbits
- Deriving the relationship between potential density and volume density
- Computer programming to simulate the orbits of stars in the Galaxy
- Deriving the collisionless Boltzmann equation, the Jeans equation and its applications in star clusters and galaxies.
- Understanding simple n-body simulations and their application to star clusters
- Computer programming to perform simple n-body simulations
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| Metode Pembelajaran | Kombinasi ceramah, diskusi dan kerja kelompok | Combination of lectures, discussions and group work |
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| Modalitas Pembelajaran | Sinkron dan/atau asinkron | Synchronous and/or asynchronous |
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| Jenis Nilai | ABCDE |
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| Metode Penilaian | Kuis, Tugas Mandiri, Tugas Kelompok, UTS dan UAS | Quizzes, Independent Assignments, Group Assignments, Mid-Term and Final Exams |
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| Catatan Tambahan | - | - |
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